Fluency in arithmetic procedures with vectors

12 questions

1. Which of the following statements about a scalar quantity is correct?
2. The vector k {2 \choose 4} represents the displacement A to B. The value of k is ___.
3. The diagram shows the vector **a**. Which of the following shows −0.25**a**?
4. Match each scalar and vector to the resultant vector.
5. You are given that -3 {4 \choose -6}= {a \choose b} . Find the value of a and of b.
6. You are given that x {8 \choose y}={24 \choose -15}. Find the value of x and of y.
7. The distance from the starting point when measured in a straight line is called the ___.
8. Find the resultant vector of 3 {2\choose -3}+4{-1 \choose 2}.
9. Find the resultant vector of 3 {2\choose -3}-4{-1 \choose 2}.
10. You are given that 5 {-1\choose 2}- a{-2 \choose 4} = {1 \choose -2} . The value of a is ___.
11. Which of these diagrams can be used to illustrate 4{3\choose -2}+2 {-4 \choose -1}?
12. You are given that 2 {-1\choose5}+k{2 \choose-3} = {4 \choose y}. The value of y is ___.

License: OGL